cf/mirror

Two Arrays

CF
1641D2700· international gm3s512 MB⌨ stdin/stdout
#bitmasks#brute force#combinatorics#greedy#hashing#math#two pointers

Examples

Sample 1of 2
Input
4 2
1 2 5
4 3 1
2 3 2
4 5 3
Output
5
Sample 2of 2
Input
4 3
1 2 3 5
2 3 4 2
3 4 5 3
1 3 10 10
Output
-1
1641D.cpp
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Ln 11·137 BGNU C++20 (64)